diff --git a/hash/gba.xml b/hash/gba.xml
index 5f56af2961e..93f17c9418a 100644
--- a/hash/gba.xml
+++ b/hash/gba.xml
@@ -30623,6 +30623,8 @@
 		</part>
 	</software>
 
+<!-- This comes from a proto cart: it is mostly similar to the final release, with single byte differences
+The cart also contained a non-empty SRAM save which we currently include in the set, even if we don't load it. -->
 	<software name="sonicup" cloneof="sonic" supported="partial">
 		<description>Sonic Advance (USA, Prototype)</description>
 		<year>2002</year>
@@ -30632,6 +30634,9 @@
 			<dataarea name="rom" size="8388608">
 				<rom name="sonicadvance_asoe00_prototype.bin" size="8388608" crc="a80de3b2" sha1="aae6516f72309920acd9fafd03a9d09e35cf755f" offset="000000" />
 			</dataarea>
+			<dataarea name="flash" size="65536">
+				<rom name="sonicadvance_asoe00_prototype.sav" size="65536" crc="fd8ddede" sha1="028c52d3de49dfe2a178fcd6fa2183da5d1a5a0c" offset="000000" />
+			</dataarea>
 		</part>
 	</software>
 
@@ -30676,6 +30681,7 @@
 		</part>
 	</software>
 
+<!-- This comes from a proto cart: first half is the final release; second half is generic padding. not very interesting, sadly. -->
 	<software name="sonic2up" cloneof="sonic2" supported="partial">
 		<description>Sonic Advance 2 (USA, Prototype)</description>
 		<year>2003</year>
@@ -30683,7 +30689,7 @@
 		<part name="cart" interface="gba_cart">
 			<feature name="pcb_type" value="GBA-FLASH-512" />
 			<dataarea name="rom" size="33554432">
-				<rom name="sonic advance 2 (usa) (en,ja,fr,de,es,it).bin" size="33554432" crc="6d7567ed" sha1="2f9f54dae081f2155aab3753c779a9631f0af433" offset="000000" />
+				<rom name="sadv2p.bin" size="33554432" crc="6d7567ed" sha1="2f9f54dae081f2155aab3753c779a9631f0af433" offset="000000" />
 			</dataarea>
 		</part>
 	</software>
diff --git a/hash/gbcolor.xml b/hash/gbcolor.xml
index fe48010bc14..7a5046d6a79 100644
--- a/hash/gbcolor.xml
+++ b/hash/gbcolor.xml
@@ -12,7 +12,6 @@ Undumped:
 - Bionic Command CGB-AV4P-AUS
 - Caterpillar Construction Zone DMG-AR4P-EUU? [unclear pic]
 - Daffy Duck - Fowl Play DMG-AD7P-UKV
-- Dexter's Laboratory - Robot Rampage CGB-BROP-EUR
 - Dragon Warrior Monsters DMG-AWQP-UKV
 - Elmo's 123s DMG-AE3P-EUR
 - Elmo's ABCs DMG-AEAP-EUR
@@ -22,7 +21,6 @@ Undumped:
 - Mary-Kate and Ashley - Crush Course CGB-BCVP-UKV
 - Mary-Kate and Ashley - Pocket Planner DMG-BMAP-EUR
 - Mickey's Racing Adventure CGB-ARNP-EUR
-- MTV Sports - Skateboarding featuring Andy MacDonald CGB-BMTP-EUR
 - NHL 2000 DMG-ANRP-EUR
 - Rampage 2 - Universal Tour CGB-AUTP-EUR
 - Rocket Power - Gettin' Air CGB-BRUP-EUR
@@ -3837,10 +3835,10 @@ Undumped Pirates:
 
 	<software name="dexterlb" cloneof="elevator">
 		<!-- Notes: GBC only -->
-		<description>Dexter's Laboratory - Robot Rampage (USA)</description>
+		<description>Dexter's Laboratory - Robot Rampage (Euro, USA)</description>
 		<year>2000</year>
 		<publisher>BAM! Entertainment</publisher>
-		<info name="serial" value="CGB-BROE-USA"/>
+		<info name="serial" value="CGB-BROE-USA, CGB-BROP-EUR"/>
 		<part name="cart" interface="gameboy_cart">
 			<feature name="mapper" value="MBC5" />
 			<dataarea name="rom" size="1048576">
@@ -12462,10 +12460,10 @@ Undumped Pirates:
 
 	<software name="mtvskate">
 		<!-- Notes: GBC only -->
-		<description>MTV Sports - Skateboarding featuring Andy MacDonald (USA)</description>
+		<description>MTV Sports - Skateboarding featuring Andy MacDonald (Euro, USA)</description>
 		<year>2000</year>
 		<publisher>THQ</publisher>
-		<info name="serial" value="CGB-BMTE-USA"/>
+		<info name="serial" value="CGB-BMTE-USA, CGB-BMTP-EUR"/>
 		<part name="cart" interface="gameboy_cart">
 			<feature name="mapper" value="MBC5" />
 			<dataarea name="rom" size="1048576">